/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package room;

import java.io.IOException;
import java.io.PrintWriter;
import java.math.BigDecimal;
import java.util.Date;
import java.util.List;
import javax.ejb.EJB;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import session.BookRoomsFacadeLocal;
import session.RestaurantsFacadeLocal;
import session.RoomsFacadeLocal;

/**
 *
 * @author TANGQUOCTUAN
 */
public class ControllerRooms extends HttpServlet {

    @EJB
    private RestaurantsFacadeLocal restaurantsFacade;
    @EJB
    private RoomsFacadeLocal roomsFacade;
    @EJB
    private BookRoomsFacadeLocal bookRoomsFacade;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            String action = request.getParameter("action");
            if (action.equals("Room")) {
                ServletContext context = getServletContext();
                List room = this.roomsFacade.showRoom();
                context.setAttribute("listRoom", room);
                request.getRequestDispatcher("Rooms.jsp").forward(request, response);
            } else if (action.equals("BookRoom")) {
                ServletContext contextloadroom = getServletContext();
                ServletContext contextloadres = getServletContext();
                List roomname = this.roomsFacade.getRoomName();
                contextloadroom.setAttribute("name", roomname);
                List id = this.restaurantsFacade.getResID();
                contextloadres.setAttribute("resid", id);
                request.getRequestDispatcher("BookRooms.jsp").forward(request, response);
            } else if (action.equals("Book")) {
                Integer roomid = new Integer(request.getParameter("txtroom"));
                Integer resid = new Integer(request.getParameter("txtid"));
                String custid = request.getParameter("txtcustid");
                Integer cap = new Integer(request.getParameter("txtcap").trim());
                Date start = new Date(request.getParameter("txtstart"));
                Date end = new Date(request.getParameter("txtend"));
                BigDecimal fee = new BigDecimal(request.getParameter("txtreserve"));
                this.bookRoomsFacade.insertBookRoom(roomid, resid, custid, cap, start, end, fee);
                response.sendRedirect("bookroomsucess.jsp");
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
